55403046 has 12 divisors (see below), whose sum is σ = 120039972. Its totient is φ = 18467676.

The previous prime is 55403039. The next prime is 55403057. The reversal of 55403046 is 64030455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1538956 + ... + 1538991.

It is an arithmetic number, because the mean of its divisors is an integer number (10003331).

Almost surely, 2^55403046 is an apocalyptic number.

55403046 is an abundant number, since it is smaller than the sum of its proper divisors (64636926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55403046 is a wasteful number, since it uses less digits than its factorization.

55403046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3077955 (or 3077952 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 55403046 is about 7443.3222421174. The cubic root of 55403046 is about 381.2219344744.

The spelling of 55403046 in words is "fifty-five million, four hundred three thousand, forty-six".